536
ASUS43 KLOT 181307
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM CDT SUN MAY 18 2025
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-181400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 52 42 69 VRB5 30.00R TC 11
STERLING* SUNNY 55 45 68 N8 30.01R TC 13
ILZ003-004-008-010-011-017-018-181400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 54 44 69 NW9 29.99R TC 12
ROCHELLE* CLOUDY 52 43 73 N10 29.99R TC 11
DE KALB* CLOUDY 51 45 78 N10 29.98S TC 11
PERU* SUNNY 55 44 66 NW10 29.99R TC 13
ILZ005-006-012>014-019>023-181400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 54 45 71 NW8 29.95R TC 12
CHICAGO-MIDWAY PTSUNNY 56 45 66 NW6 29.96R TC 13
AURORA MOSUNNY 55 45 68 N14 29.96S TC 13
JOLIET* CLOUDY 56 46 70 N3 29.98R TC 13
WAUKEGAN PTSUNNY 55 45 68 NW7 29.95R TC 13
DUPAGE AIRPORT CLOUDY 54 45 71 N12 29.96R TC 12
KANKAKEE* MOSUNNY 56 45 66 NW9 29.97R TC 13
WHEELING CLOUDY 55 46 71 NW8 29.97R TC 13
MORRIS* MOSUNNY 55 46 71 NW6 29.97R TC 13
ROMEOVILLE* CLOUDY 54 48 82 NW5 29.97R TC 12
LANSING* CLOUDY 54 47 76 NW6 29.96R TC 12
NORTHERLY ISL* N/A 54 45 71 W3 N/A TC 12
LMZ740>746-181400-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
HARRISON CRIB 58 310/ 8/ 10 N/A
NORTHERLY ISL 54 300/ 4/ 11 N/A
CALUMET HARBOR 54 280/ 4/ 7 1013.2
BURNS HARBOR 53 320/ 5/ 7 1014.9R
MICHIGAN CITY 51 310/ 12/ 14 1013.5R
ST. JOSEPH BUOY 50 55 340/ 12/ 16 1014.3R 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-181400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 53 41 63 N10 30.00S TC 12
GALESBURG* SUNNY 50 41 70 N7 30.02S TC 10
MACOMB* MOSUNNY 52 42 67 N9 30.03S TC 11
JACKSONVILLE* MOSUNNY 55 42 61 N10 29.99S TC 13
PITTSFIELD* SUNNY 55 43 63 N8 30.01S TC 13
ILZ028>032-037-038-041>044-048-051>054-059>061-181400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 54 43 67 NW9 29.99R TC 12
BLOOMINGTON SUNNY 54 45 71 N13 29.99R TC 12
DECATUR PTSUNNY 59 45 59 N12 29.98R TC 15
PEORIA SUNNY 52 43 71 VRB7 29.99S TC 11
LACON* SUNNY 51 42 69 NW5 30.00R TC 11
LINCOLN* MOSUNNY 55 44 66 N6 29.99S TC 13
SPRINGFIELD MOSUNNY 56 45 66 N8 29.98F TC 13
TAYLORVILLE PTSUNNY 55 46 71 MISG 29.98S TC 13
ILZ033-039-045-046-055>057-062-063-181400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 57 45 64 NW9 29.97R TC 14
RANTOUL* PTSUNNY 56 44 64 NW12 29.96S TC 13
MATTOON CLOUDY 55 49 80 N9 29.95S TC 13
PARIS* PTSUNNY 56 46 69 NW5 29.97R TC 13
ILZ079-100>102-181400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 59 46 63 N14 29.95F TC 15
BELLEVILLE CLOUDY 62 53 71 SE5 29.95R TC 17
CAHOKIA* CLOUDY 61 51 70 S3 29.96R TC 16
SPARTA* CLOUDY 62 54 75 CALM 29.99R TC 17
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-181400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 62 54 74 NE5 29.96R TC 17
CAIRO* CLOUDY 64 57 76 CALM 29.97R TC 18
EFFINGHAM* CLOUDY 57 48 70 CALM 29.99R TC 14
MARION CLOUDY 61 52 72 NE6 29.97R TC 16
MT. VERNON N/A 61 51 70 NE5 29.97R TC 16
CENTRALIA* CLOUDY 60 50 69 E5 29.97R TC 16
SALEM* CLOUDY 61 49 65 CALM 29.97R TC 16
METROPOLIS* PTSUNNY 64 53 69 MISG 29.97R TC 18
ILZ067-068-072-073-078-083-087-091-181400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 62 48 60 N3 29.98R TC 17
FLORA* PTSUNNY 61 48 63 NE3 29.98S TC 16
FAIRFIELD* MOSUNNY 62 49 63 E5 29.97F TC 17
HARRISBURG* PTSUNNY 62 52 70 E3 29.97S TC 17
ROBINSON* MOSUNNY 59 48 67 VRB3 29.97R TC 15
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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